APA (7th ed.) Citation

Björn, G. S. (1980). Photoreversibly photochromic pigments from blue-green algae, cyanobacteria.

Chicago Style (17th ed.) Citation

Björn, Gunvor S. Photoreversibly Photochromic Pigments from Blue-green Algae, Cyanobacteria. 1980.

MLA (9th ed.) Citation

Björn, Gunvor S. Photoreversibly Photochromic Pigments from Blue-green Algae, Cyanobacteria. 1980.

Warning: These citations may not always be 100% accurate.